115533 has 16 divisors (see below), whose sum is σ = 187200. Its totient is φ = 69840.
The previous prime is 115523. The next prime is 115547. The reversal of 115533 is 335511.
It is a happy number.
It is not a de Polignac number, because 115533 - 26 = 115469 is a prime.
It is a Curzon number.
It is a zygodrome in base 10.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115513) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103 + ... + 491.
It is an arithmetic number, because the mean of its divisors is an integer number (11700).
2115533 is an apocalyptic number.
It is an amenable number.
115533 is a deficient number, since it is larger than the sum of its proper divisors (71667).
115533 is a wasteful number, since it uses less digits than its factorization.
115533 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 409 (or 403 counting only the distinct ones).
The product of its digits is 225, while the sum is 18.
The square root of 115533 is about 339.9014563076. The cubic root of 115533 is about 48.7044545030.
The spelling of 115533 in words is "one hundred fifteen thousand, five hundred thirty-three".
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